Roller bath assembly



FIG. 1 is a rear view of a roller bath assembly, showing our new design;

FIG. 2 is a bottom view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a front, top perspective view thereof;

FIG. 5 is a rear, top perspective view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a left side view thereof; and,

FIG. 8 is a top view thereof.

The broken lines show portions of a roller bath assembly that form no part of the claimed design. 

CLAIM The ornamental design for a roller bath assembly, as shown and described. 